| Phenotype details |
high forehead, no horizontal eyebrows, no upslanting of palpebral fissures, no synophrys, depressed nasal bridge, no bulbous nasal tip, round face, cupid-bow upper lip, no thin vermilion border, no prognathism; open foramen ovale, no ventricular septal defect, no coarctation of the aorta, no pulmonary atresia, no tetralogy of Tallot, no dextro-looped transposition great arteries, no supracardial total anomalous pulmonary venous connection; intellectual disability/developmental delay; motor delay; severe speech impairment; no hypotonia; no seizures; no microcephaly; mild macrocephaly |